Weaker cousins of Ramsey's theorem over a weak base theory. - Marta Fiori-Carones; Leszek Aleksander Kolodziejczyk; Katarzyna W. Kowalik (Ann. Pure Appl. Log., 2021)

How Strong is Ramsey's Theorem if infinity can be Weak? - Leszek Aleksander Kolodziejczyk; Katarzyna W. Kowalik; Keita Yokoyama (J. Symb. Log., 2023)